There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
When cats are happy, they may squeeze their eyes shut.
10
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
The colossal squid has the largest eyes in the world.
4